Full Idea
One reading of the externalist approach may lead to a rejection of the belief condition for knowledge (in animals, perhaps).
Gist of Idea
Externalism could even make belief unnecessary (e.g. in animals)
Source
Jonathan Dancy (Intro to Contemporary Epistemology [1985], 9.3)
Book Reference
Dancy,Jonathan: 'Introduction to Contemporary Epistemology' [Blackwell 1985], p.133
A Reaction
At this point the concept of 'knowledge' seems to disperse into the mist. This pushes me to a 'setting the bar high' view of knowledge. Otherwise plants will have it, and we don't want that.